With a career that spanned 35 years, he was best known for his portrayal of Tom Humphries in the third series of the ITV comedy drama, Beryl's Lot (1976–1977).

[10] He made his broadcasting debut on 26 March 1955, as the voice of Tony Lumpkin in the BBC Home Service programme Saturday Night Theatre.

[13] Selway retired on 19 July 1980, following his role as Geoffrey Fisher in the Nottingham Playhouse Theatre Company's production of Billy Liar.

[14] Selway married his first wife, Vanda Godsell,[15][16] an actress, in Marylebone, Middlesex in October 1954.

[citation needed] Selway married his second wife, Patricia Greene,[18] an actress, in Maidenhead, Berkshire in October 1959.